| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 56.5 | 62.0 | 66.9 | 74.9 | 84.6 | 95.5 | 101.0 | 98.7 | 90.9 | 79.6 | 65.4 | 56.5 | 77.7 |
| Highest Mean Max. Temperature (F) | 61.9 | 69.8 | 77.9 | 84.6 | 92.2 | 100.2 | 105.2 | 103.0 | 97.7 | 87.3 | 71.4 | 65.5 | 80.4 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1974 | 1989 | 1969 | 1979 | 1988 | 1976 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 47.8 | 54.5 | 59.4 | 66.0 | 76.4 | 89.2 | 97.6 | 93.8 | 86.0 | 71.5 | 60.3 | 49.6 | 74.8 |
| Year Lowest Occurred | 1979 | 1969 | 1973 | 1983 | 1977 | 1965 | 1968 | 1983 | 1982 | 1972 | 1972 | 1987 | 1982 |
| Mean Temperature (F) | 42.1 | 47.0 | 51.5 | 59.1 | 68.0 | 77.7 | 83.7 | 82.0 | 74.1 | 63.0 | 50.5 | 42.3 | 61.8 |
| Highest Mean Temperature (F) | 46.7 | 53.6 | 59.7 | 67.8 | 74.6 | 82.5 | 87.3 | 85.6 | 78.7 | 69.8 | 54.1 | 48.8 | 63.9 |
| Year Highest Occurred | 1986 | 1963 | 1972 | 1989 | 1984 | 1981 | 1989 | 1969 | 1979 | 1988 | 1962 | 1980 | 1989 |
| Lowest Mean Temperature (F) | 36.9 | 41.4 | 46.9 | 51.5 | 62.5 | 71.9 | 79.9 | 77.2 | 68.4 | 57.6 | 46.1 | 37.0 | 59.8 |
| Year Lowest Occurred | 1974 | 1966 | 1962 | 1967 | 1977 | 1965 | 1965 | 1968 | 1965 | 1984 | 1961 | 1990 | 1975 |
| Mean Min. Temperature (F) | 27.6 | 32.0 | 36.1 | 43.2 | 51.4 | 59.9 | 66.3 | 65.3 | 57.2 | 46.3 | 35.5 | 28.0 | 45.7 |
| Highest Mean Min. Temperature (F) | 33.7 | 37.3 | 41.7 | 50.9 | 57.0 | 65.0 | 69.5 | 70.9 | 62.2 | 52.2 | 38.4 | 33.5 | 47.8 |
| Year Highest Occurred | 1980 | 1963 | 1989 | 1989 | 1984 | 1981 | 1984 | 1971 | 1983 | 1988 | 1965 | 1977 | 1981 |
| Lowest Mean Min. Temperature (F) | 23.1 | 25.8 | 30.7 | 36.9 | 43.5 | 54.6 | 59.9 | 60.1 | 48.8 | 40.6 | 31.4 | 21.7 | 43.2 |
| Year Lowest Occurred | 1966 | 1966 | 1962 | 1967 | 1962 | 1965 | 1963 | 1965 | 1965 | 1961 | 1961 | 1990 | 1975 |
| Mean Precipitation (in.) | 0.37 | 0.41 | 0.59 | 0.34 | 0.24 | 0.17 | 0.44 | 0.55 | 0.40 | 0.26 | 0.34 | 0.35 | 4.46 |
| Highest Precipitation (in.) | 1.52 | 2.55 | 2.10 | 2.92 | 1.20 | 1.60 | 3.88 | 2.94 | 2.06 | 1.40 | 1.72 | 1.99 | 10.38 |
| Year Highest Occurred | 1969 | 1976 | 1973 | 1965 | 1987 | 1969 | 1984 | 1961 | 1963 | 1974 | 1984 | 1984 | 1984 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.11 |
| Year Lowest Occurred | 1976 | 1985 | 1988 | 1989 | 1988 | 1984 | 1990 | 1990 | 1989 | 1990 | 1989 | 1990 | 1964 |
| Heating Degree Days (F) | 710. | 504. | 424. | 220. | 54. | 0. | 0. | 0. | 6. | 136. | 435. | 704. | 3193. |
| Cooling Degree Days (F) | 0. | 0. | 5. | 43. | 147. | 381. | 580. | 527. | 279. | 74. | 0. | 0. | 2036. |